Pure French Green clay has been used for centuries on oily skin because of its excellent oil absorption properties.French Green Clay, also known as Montmorillonite or Illite Clay is considered by many as a healing clay widely used for its skin healing properties. When applied to the skin, it essentially absorbs toxins and poisons that get trapped in the skin. The clay originates from France and mined directly from the earth. French Green Clay is a 100% natural bio-organic material and contains a cornucopia of valuable elements. Its coloring can range from light green to dark green with little to no odor. For years it has been thought to remove acne causing toxins from the skin and revitalize tired skin.